1221505350

Names of 1221505350

• Cardinal: 1221505350 can be written as One billion, two hundred twenty-one million, five hundred five thousand, three hundred fifty.

Scientific notation

• Scientific notation: 1.22150535 × 10⁹

Factors of 1221505350

• Number of distinct prime factors ω(n): 6
• Total number of prime factors Ω(n): 7
• Sum of prime factors: 8677

Divisors of 1221505350

• Number of divisors d(n): 96
• Complete list of divisors:
  1 2 3 5 6 10 13 15 25 26 30 39 50 65 73 75 78 130 146 150 195 219 325 365 390 438 650 730 949 975 1095 1825 1898 1950 2190 2847 3650 4745 5475 5694 8581 9490 10950 14235 17162 23725 25743 28470 42905 47450 51486 71175 85810 111553 128715 142350 214525 223106 257430 334659 429050 557765 626413 643575 669318 1115530 1252826 1287150 1673295 1879239 2788825 3132065 3346590 3758478 5577650 6264130 8143369 8366475 9396195 15660325 16286738 16732950 18792390 24430107 31320650 40716845 46980975 48860214 81433690 93961950 122150535 203584225 244301070 407168450 610752675 1221505350
• Sum of all divisors σ(n): 3307434144
• Sum of proper divisors (its aliquot sum) s(n): 2085928794
• 1221505350 is an abundant number, because the sum of its proper divisors (2085928794) is greater than itself. Its abundance is 864423444

Bases of 1221505350

• Binary: 1001000110011101011000101000110₂
• Hexadecimal: 0x48CEB146
• Base-36: K793K6

Squares and roots of 1221505350

• 1221505350 squared (1221505350²) is 1492075320078622500
• 1221505350 cubed (1221505350³) is 1822577986078999804380375000
• The square root of 1221505350 is 34950.0407725085
• The cube root of 1221505350 is 1068.9690334563

Scales and comparisons

• 1,221,505,350 seconds is equal to 38 years, 43 weeks, 4 days, 19 hours, 2 minutes, 30 seconds.
• To count from 1 to 1,221,505,350 would take you about seventy-seven years!

  This is a very rough estimate, based on a speaking rate of half a second every third order of magnitude. If you speak quickly, you could probably say any randomly-chosen number between one and a thousand in around half a second. Very big numbers obviously take longer to say, so we add half a second for every extra x1000. (We do not count involuntary pauses, bathroom breaks or the necessity of sleep in our calculation!)

• A cube with a volume of 1221505350 cubic inches would be around 89.1 feet tall.

Recreational maths with 1221505350

• 1221505350 backwards is 0535051221
• The number of decimal digits it has is: 10
• The sum of 1221505350's digits is 24
• More coming soon!